To help compare orders of magnitude of different times this page lists times between 10⁴ seconds and 10⁵ seconds (2.78 hours and 27.8 hours). See also times of other orders of magnitude.

• Shorter times
• 10 000 seconds = 2.77 hours
• 10 379 seconds = 2 hours 52 minutes 59 seconds = the length of the record New York–London Concorde flight
• 19 872 seconds = 5.52 hours – half-life of mendelevium-257
• 25 200 seconds = 7 hours – one work day in France.
• 28 800 seconds = 8 hours – one work day in many Western countries. Also most people’s daily need for sleep
• 36 000 seconds = 10 hours – one work day in ancient Egypt, according to the oldest definition of an hour
• 37 926 seconds = 10.36 hours – half-life of erbium-165
• 86 164 seconds = 23 hours 56 minutes 4 seconds – time for Earth’s rotation around its axis
• 86 400 seconds = one day = 24 hours
• 91 404 seconds = 25.39 hours – half-life of fermium-252
• 100 000 seconds = 27.8 hours
• Longer times